function [ y ] = eqs2_derivation( x )
%EQ1_ORIG Summary of this function goes here
%   Detailed explanation goes here
y=[ 3,          x(3)*sin(x(2).*x(3)),   x(2)*sin(x(2).*x(3));...
    2*x(1),     162*(x(2)+0.1),           cos(x(3));...
    -x(2),      -x(1),                  20];
end
